1-bit GLM-5.2 GGUF vs. Claude 4.8 Opus vs. GPT-5.5

#10
by danielhanchen - opened
Unsloth AI org

Hey guys, we gave 3 models the same prompt and compared one-shot outputs.
It's not necessarily to pick out the winner but we want to showcase that 1-bit can actually perform well. GLM-5.2 was a first try one-shot attempt.
The 1-bit GLM-5.2 GGUF ran locally on a Mac Studio M3 Ultra 256GB RAM at ~21.6 tok/s. Guide: https://unsloth.ai/docs/models/glm-5.2
You can try it yourself in Unsloth Studio: https://github.com/unslothai/unsloth
glm-5.2 in unsloth studio
Which do you like best?
glm-5.2 in unsloth studio

IMO would make more sense if comparison is with other models of same size as well. If 4bit minimax m3 can do better than 1bit glm 5.2, would make no sense to go with glm 5.2

UD-Q2_K_XL vs UD-Q4_K_XL

I borrowed this prompt:

Act as a senior game developer. Build a technically impressive Backrooms horror game in a single self-contained HTML file. Embed all CSS and JavaScript, no external libraries. Raycaster (DDA) with textured walls plus floor/ceiling casting, 480x270 internal buffer upscaled with image-rendering: pixelated, infinite 16x16 chunks from value-noise/fBm with a guaranteed open street grid, procedural textures. WASD + mouse look, F flashlight, Esc releases pointer lock. Dynamic fluorescent lighting ON by default (never hard to see), warm yellow fog, vignette/grain/subtle VHS, Web Audio hum + fluorescent whine + footsteps. Psychological horror, dread over jumpscares: footsteps behind you that stop when you turn, lights that flicker then settle, a far silhouette that vanishes, rare spatial anomalies, randomized timers with cooldowns, slow escalation. Save position to localStorage. Return only the complete HTML.

From: https://www.reddit.com/r/opencodeCLI/comments/1u7zibk/gave_glm52_and_opus_48_the_same_oneshot_prompt/

Token usage for Q2 was substantially higher than for Q4, so in this test it was actually slower and broken.

Note: the side-by-side showcase video was created by Q4 itself, running inside the Pi Coding Agent. It set up an automated gameplay script with Puppeteer, captured each frame, generated the labels, and encoded everything with ffmpeg end to end.

Unsloth AI org

UD-Q2_K_XL vs UD-Q4_K_XL

I borrowed this prompt:

Act as a senior game developer. Build a technically impressive Backrooms horror game in a single self-contained HTML file. Embed all CSS and JavaScript, no external libraries. Raycaster (DDA) with textured walls plus floor/ceiling casting, 480x270 internal buffer upscaled with image-rendering: pixelated, infinite 16x16 chunks from value-noise/fBm with a guaranteed open street grid, procedural textures. WASD + mouse look, F flashlight, Esc releases pointer lock. Dynamic fluorescent lighting ON by default (never hard to see), warm yellow fog, vignette/grain/subtle VHS, Web Audio hum + fluorescent whine + footsteps. Psychological horror, dread over jumpscares: footsteps behind you that stop when you turn, lights that flicker then settle, a far silhouette that vanishes, rare spatial anomalies, randomized timers with cooldowns, slow escalation. Save position to localStorage. Return only the complete HTML.

From: https://www.reddit.com/r/opencodeCLI/comments/1u7zibk/gave_glm52_and_opus_48_the_same_oneshot_prompt/

Token usage for Q2 was substantially higher than for Q4, so in this test it was actually slower and broken.

Note: the side-by-side showcase video was created by Q4 itself, running inside the Pi Coding Agent. It set up an automated gameplay script with Puppeteer, captured each frame, generated the labels, and encoded everything with ffmpeg end to end.

Oooooo super nice

danielhanchen pinned discussion

I encountered various problems easily when running IQ2 quantized QWEN 3.5 235B with 40GB VRAM and 32GB RAM. Does this mean that models with more parameters will operate more efficiently in IMatrix?

I encountered various problems easily when running IQ2 quantized QWEN 3.5 235B with 40GB VRAM and 32GB RAM. Does this mean that models with more parameters will operate more efficiently in IMatrix?

Shouldn't you ask this on Qwen 3.5's page @motherisis ? As far I understand this is discussion is reserved for GLM 5.2 only.

can we get a coding benchmark for 5.2 gguf? Preferably at 4 and 8 bit

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